Home / 34,795.08-48,012.48-20,639.52

Finding the Fourth Proportional to 34,795.08, 48,012.48 and 20,639.52

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Solution

The fourth proportional to 34,795.08, 48,012.48 and 20,639.52 is: 28,479.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,795.08 : 48,012.48 = 20,639.52 : x
  2. Step 2: Convert to fraction form
    34,795.08/48,012.48 = 20,639.52/x
  3. Step 3: Cross multiply
    34,795.08x = 48,012.48 × 20,639.52
  4. Step 4: Simplify right side
    34,795.08x = 990,954,541.21
  5. Step 5: Solve for x
    x = 990,954,541.21/34,795.08
  6. Step 6: Final answer
    x = 28,479.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.